<nav class="navbar navbar-default">
<div class="container">
<div class="navbar-header">
<button type="button" class="navbar-toggle collapsed" data-toggle="collapse" data-target="#bs-example-navbar-collapse-1" aria-expanded="false">
    <span class="sr-only">Toggle navigation</span>
    <span class="icon-bar"></span>
    <span class="icon-bar"></span>
    <span class="icon-bar"></span>
</button>
<a class="navbar-brand" href="#">宿舍管理系统</a>
</div>

<div class="collapse navbar-collapse" id="bs-example-navbar-collapse-1">
<ol class="breadcrumb">
<li><a href="#">缺勤记录</a></li>
<li class="active"> 当前用户：#{username}
<span class="span1">(系统管理员)</span>
</li>
</ol>

<div class="btn-group pull-right div3" role="group" aria-label="...">
<a href="/logout.do" class="btn btn-danger">退出系统</a>
</div>
<div class="btn-group menuRight pull-right">
<button type="button" class="btn btn-default dropdown-toggle" data-toggle="dropdown" aria-haspopup="true" aria-expanded="false">
    <img src="img/systemAdministrator.jpg" alt="..." class="img-circle img">
</button>
<ul class="dropdown-menu">
<li><a href="#">个人信息</a></li>
<li role="separator" class="divider"></li>
<li><a href="#">注销</a></li>
</ul>
</div>
</div>
</div>
</nav>